1. Exclamation on doing something foolish
   - doh

Encyclopedia: Duh

• arm bone
• arm candy
• arm exercise
• arm in arm
• arm pad
• arm's length
• arm-twisting
• armada
• Armadillidiidae
• Armadillidium
• armadillo
• Armageddon
• Armagnac
• armament
• armamentarium
• Armand Jean du Plessis
• Armata Corsa
• armature
• armband
• armchair
• armchair liberal
• armed
• armed bullhead
• armed combat
• armed forces